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5 Written questions

5 Matching questions

  1. condensation reaction
  2. ribose
  3. starch
  4. disaccharide
  5. chitin
  1. a A storage polysaccharide in plants consisting entirely of glucose
  2. b A double sugar, consisting of two monosaccharides joined by dehydration synthesis
  3. c A structural polysaccharide of an amino sugar found in many fungi and in the exoskeletons of all arthropods
  4. d A reaction in which two molecules become covalently bonded to each other through the loss of a small molecule, usually water; also called dehydration reaction
  5. e The sugar component of RNA

5 Multiple choice questions

  1. Three fatty acids linked to one glycerol molecule
  2. An extensively branched glucose storage polysaccharide found in the liver and muscle of animals; the animal equivalent of starch
  3. A long molecule consisting of many similar or identical monomers linked together
  4. A sugar (monosaccharide) or one of its dimers (disaccharides) or polymers (polysaccharides).
  5. One form of the secondary structure of proteins in which the polypeptide chain folds back and forth, or where two regions of the chain lie parallel to each other and are held together by hydrogen bonds

5 True/False questions

  1. geneA discrete unit of hereditary information consisting of a specific nucleotide sequence in DNA (or RNA, in some viruses)

          

  2. cholesterola type of lipid that consists of four carbon rings to which various functional groups are attached

          

  3. peptide bondthe covalent bond between two amino acid units, formed by condensation synthesis

          

  4. nucleotideA polymer (polynucleotide) consisting of many nucleotide monomers; serves as a blueprint for proteins and, through the actions of proteins, for all cellular activities. The two types are DNA and RNA

          

  5. dehydration reactionA reaction in which two molecules become covalently bonded to each other through the loss of a small molecule, usually water; also called dehydration reaction

          

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